反应详情

2-Bromo-5-chlorosulfonylbenzoic acid is prepared by reacting o-bromobenzoic acid with chlorosulfonic acid by the method of Example 1. This is reacted with 2-methylpiperidine by the procedure of Example 6. Recrystallization from acetone-hexane yields the product, m.p. 148°-150° C.

1. customRecrystallization from acetone-hexane
2. customyields the product, m.p. 148°-150° C.